UNVVA3012 B Lithium Battery Charging AC/DC Power Adapter
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This is a 12W lithium-ion battery charging AC/DC Power Adapter. The AC plug is O type. It supports CCCV charging and can be used for charging small devices and various other equipment. This high-efficiency model meets DOE Level VI standards and has also passed tracking and glow wire tests. Product series name:UNVVA3012 B Lithium Battery Charging AC/DC Power Adapter |
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Products details
| Size | L:59.0 W:40.0 H:46.6/mm |
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| AC Input Rating | 90V~264V |
| DC Output Rating |
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| Safety |
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If you are looking for products other than the above specifications, please contact our sales department.
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The UNVV 12W B Series is a compact and lightweight wall-mount AC/DC adapter (12W) designed for lithium battery charging. It complies with safety standards 62368-1, 60950-1, and 60065-1 as well as PSE Appendix Table 8. Available in four models from 5V to 24V, the lineup includes five plug types: UNVVU3012 B (U plug), UNVVE3012 B (E plug), UNVVK3012 B (K plug), UNVVA3012 B (A plug), and UNVVZ3012 B (Z plug).
Specifically designed for lithium battery charging, it is ideal as a charging power supply for a wide range of devices, including ITE and AV equipment. Its compact and lightweight design allows flexible installation, while the international plug variations support global deployment. It complies with Energy Efficiency Level VI (ErP/DoE), EU Commission Regulation 2019/1782, and DOE 10 CFR Part 429 and 430. All models feature an energy-saving design with no-load power consumption of 0.1W.
| UNIFIVE is chosen because: As a power supply manufacturer with over 35 years of development experience, we provide comprehensive support from specification review and certification acquisition to mass production launch and post-production follow-up, with mass production adoption in mind. Based on standard products, we offer flexible supply options tailored to quantity requirements, from small-lot prototyping and evaluation to small- and medium-scale production, and even large-volume manufacturing. We also support semi-custom solutions and assist with power supply selection from the specification planning stage through mass production adoption. |
Key Features
1) Designed for Lithium Battery Charging - For ITE and AV Equipment
This wall-mount AC/DC adapter features a dedicated design compatible with lithium battery charging. It is ideal as a charging power supply for a wide range of lithium battery-equipped devices, including ITE (Information Technology Equipment) and AV equipment. In addition to ICT equipment safety standards 62368-1 and 60950-1, it also complies with 60065-1 for household appliances, supporting adoption across diverse devices. For detailed certification status of each model, please contact our sales department.
2) Compact, Lightweight, and Space-Saving Design
The wall-mount compact and lightweight design allows installation simply by plugging it directly into an outlet. Its space-saving form factor makes it suitable for a wide range of applications, both residential and commercial. It also supports LPS (Limited Power Source) certification.
3) Supports 5 Plug Types - Enabling Global Deployment
Available in five plug types - UNVVU3012 B (U plug: North America), UNVVE3012 B (E plug: Europe), UNVVK3012 B (K plug: UK), UNVVA3012 B (A plug: Australia), and UNVVZ3012 B (Z plug) - strongly supporting global market expansion. Please consult our sales department regarding certification compliance with country-specific plug standards.
4) EMC Compliance for ICT and Household Appliances (CISPR 32, EN55035, BS EN55032, BS EN55035)
EMC standards comply with CE CISPR 32 EN55032, BS EN 55032 (emission), EN 55035, and BS EN 55035 (immunity) for ICT equipment. It also supports FCC Part 15 Class B and VCCI Class B. Compliance with BS EN standards supports certification acquisition for products intended for the UK market.
5) Energy Efficiency Level VI Compliant - 4 Output Models
Available in four output voltage models - 5.0V, 12.0V, 12.3V, and 24.0V - to meet diverse charging needs. Compliant with Energy Efficiency Level VI (ErP/DoE), EU Commission Regulation (EU) 2019/1782, and DOE 10 CFR Part 429 and 430. All models achieve energy-saving performance with no-load power consumption of 0.1W.
Main Specifications
| Series Name | UNVV 12W B Series |
| Product Category | AC/DC Adapter for ITE and AV Equipment (Wall-mount type, compatible with lithium battery charging) |
| Rated Output | 12W |
| Key Features | Compact, lightweight, space-saving design; compatible with lithium battery charging |
| Operating Temperature Range | 0-40C (natural air cooling, altitude) |
| Safety Standards | 62368-1, 60950-1, 60065-1, PSE Appendix Table 8 (please contact sales for details by model) |
| Energy Efficiency | Energy Efficiency Level VI (ErP/DoE), compliant with EU Commission Regulation (EU) 2019/1782 and DOE 10 CFR Part 429 and 430 |
| Emission | FCC Part 15 Class B / CE CISPR 32 EN55032 Class B / VCCI Class B / BS EN 55032 |
| Immunity | EN 55035 / BS EN 55035 |
| Protection Circuits | Short-circuit protection / Overvoltage protection / Overcurrent protection |
| Operating Environment | Input: AC100-240V (range: AC90-264V), 50/60Hz (range: 47-63Hz) / Storage temperature: -20-65C (natural air cooling, altitude) / Operating & storage humidity: 5-95%RH (no condensation) |
| Reference: Output Voltage, Current, Efficiency | 5.0V 2.0A (efficiency 78.7%) / 12.0V 1.0A (efficiency 83.0%) / 12.3V 0.7A (efficiency 80.9%) / 24.0V 0.5A (efficiency 83.0%) (output accuracy ±5%, ripple 200mV, noise 300mV, no-load power consumption 0.1W) |
| Reference: Type & Dimensions | UNVVU3012 B (59.00x28.00x37.60mm), UNVVE3012 B (59.00x28.00x55.80mm), UNVVK3012 B (59.00x49.20x46.80mm), UNVVA3012 B (59.00x40.00x46.60mm), UNVVZ3012 B (59.00x28.00x37.60mm) |
| Others | RoHS 2 compliant, LPS compliant |
Semi-Custom Support
Please feel free to contact us for specification confirmation, quotations, and sample inquiries. Examples of semi-custom solutions can be found on our Customization Case Studies page.


